721085075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{1254061}}^1$

素因数の和:1254094

約数の個数: 12

約数和(自身を含む): 933022128

約数和(自身を除く): 211937053

約数列:

[1, 5, 23, 25, 115, 575, 1254061, 6270305, 28843403, 31351525, 144217015, 721085075]

約数ペア:

[(1, 721085075), (5, 144217015), (23, 31351525), (25, 28843403), (115, 6270305), (575, 1254061)]